PRESERVED COMPOSITIONS CONTAINING HYALURONIC ACID OR A PHARMACEUTICALLY-ACCEPTABLE SALT THEREOF AND RELATED METHODS

摘要

The invention provides a composition containing hyaluronic acid (HA) or a pharmaceutically-acceptable salt thereof preserved with a cationic preserva tive and related methods. In one embodiment, the pharmaceutically-acceptable salt is sodium hyaluronate. In another embodiment, the cationic preservativ e includes benzalkonium chloride (BAK).